Prevalence and characteristics of victims and perpetrators of bullying Ricardo R. Rech, Ricardo Halpern, Andressa Tedesco, Diego F. Santos

Prevalence and factors associated with bullying: differences between the roles of bullies and victims of bullying Georgia Rodrigues Reis e Silva, Maria Luiza Carvalho de Lima, Raquel Moura Lins Acioli, Alice Kelly Barreira

The importance of risk factors for bullying perpetration and victimization David P. Farrington